Home / 80,130,606.75-110,580,244.61-45,322,548.03

Finding the Fourth Proportional to 80,130,606.75, 110,580,244.61 and 45,322,548.03

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Solution

The fourth proportional to 80,130,606.75, 110,580,244.61 and 45,322,548.03 is: 62,545,120.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,130,606.75 : 110,580,244.61 = 45,322,548.03 : x
  2. Step 2: Convert to fraction form
    80,130,606.75/110,580,244.61 = 45,322,548.03/x
  3. Step 3: Cross multiply
    80,130,606.75x = 110,580,244.61 × 45,322,548.03
  4. Step 4: Simplify right side
    80,130,606.75x = 5,011,778,447,279,261
  5. Step 5: Solve for x
    x = 5,011,778,447,279,261/80,130,606.75
  6. Step 6: Final answer
    x = 62,545,120.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.